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Picornavirales MeSH Descriptor Data 2026


MeSH Heading
Picornavirales
Tree Number(s)
B04.820.578.688
Unique ID
D000099154
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D000099154
Scope Note
Viruses with a monopartitite or bipartite positive-strand RNA genome that share the following properties: auto-proteolytically processed polyprotein(s), a common three-domain replication block (Hel-Pro-Pol domain consisting of a superfamily III helicase, a proteinase with a chymotrypsin-like structure and a superfamily I RNA-dependent RNA polymerase) and non-enveloped icosahedral virions approximately 30 nm in diameter with a pseudo-T=3 symmetry.
Public MeSH Note
2026
History Note
2026
Date Introduced
2026/01/01
Last Updated
2026/01/01
Picornavirales Preferred
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